A.needn’t | B.may not | C.mustn’t | D.will not |
A.can | B.should | C.would | D.must |
A.may | B.can | C.must | D.should |
A.can"t | B.mustn"t | C.shan"t | D.needn"t |
A.is done | B.has been done | C.be done | D.was done |
A.must | B.may | C.should | D.shall |
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